1 files changed, 6 insertions, 5 deletions
diff --git a/libs/PiwikTracker/PiwikTracker.php b/libs/PiwikTracker/PiwikTracker.php
index ba790c77b0..a62feb7a8b 100644
--- a/libs/PiwikTracker/PiwikTracker.php
+++ b/libs/PiwikTracker/PiwikTracker.php
@@ -627,15 +627,16 @@ class PiwikTracker
      */
     public function doBulkTrack()
     {
-        if (empty($this->token_auth)) {
-            throw new Exception("Token auth is required for bulk tracking.");
-        }
-
         if (empty($this->storedTrackingActions)) {
             throw new Exception("Error:  you must call the function doTrackPageView or doTrackGoal from this class, before calling this method doBulkTrack()");
         }
 
-        $data = array('requests' => $this->storedTrackingActions, 'token_auth' => $this->token_auth);
+        $data = array('requests' => $this->storedTrackingActions);
+
+        // token_auth is not required by default, except if bulk_requests_require_authentication=1
+        if(!empty($this->token_auth)) {
+            $data['token_auth'] = $this->token_auth;
+        }
 
         $postData = json_encode($data);
         $response = $this->sendRequest($this->getBaseUrl(), 'POST', $postData, $force = true);